| Dr | Naomi | Rahman | Imperial College Healthcare trust | Oncology Management and Prevention | United Kingdom | Best Researcher Award | |
| Dr | Ishrat | Rahman | Princess Nourah bint Abdulrahman University | Oncology Alternative Medicine | Saudi Arabia | Best Researcher Award | |
| Mr | Md. Mahbubur | Rahman | Dhaka International University | Oncology Management and Prevention | Bangladesh | Best Researcher Award | |
| Assist Prof Dr | Syed | Rahmanuddin | City of Hope National Medical Center | Others | United States | Excellence in Research | |
| Ms | Nikhita | Raja | Newcastle University | Cancer Science | United Kingdom | Best Research Award | |
| Prof Dr | Abd El-Motaleb | Ramadan | Kafr El-Sheikh University | Others | Egypt | Best Researcher Award | |
| Dr | Eman | Rasekh | National Cancer Institute, Cairo University | Cancer Genetics | Egypt | Best Researcher Award | |
| Assist Prof Dr | Engy | Rashed | NCRRT | Others | Egypt | Women Researcher Award | |
| Dr | Radwa | Rasheedy | Ain Shams University | Others | Egypt | Best Research Award | |
| Dr. | Francesco | Raspagliesi | Fondazione IRCCS Istituto Nazionale <T>umori Milan | Oncology Management and Prevention | Italy | Best Researcher Award | pencis.com |
| Dr | Basit | Raza | COMSATS University Islamabad | Cancer Science | Pakistan | Best Researcher Award | |
| Assist Prof Dr | HADI | RAZAVI NIKOO | Golestan University of medical Sciences | Oncology Therapeutics and Novel Approaches | Iran | Best Research Award | |
| Mr | Pedro Henrique | Reis Barbosa | UERJ - State University of Rio de Janeiro | Oncology Therapeutics and Novel Approaches | Brazil | Best Researcher Award | |
| Dr | TAGNE SIMO | Richard | University of Ngaoundere Cameroon | Oncology Management and Prevention | Cameroon | Best Researcher Award | |
| Prof | Pilar | Rivera Gil | University Pompeu Fabra | Oncology Therapeutics and Novel Approaches | Spain | Best Researcher Award | |
| Prof Dr | Fatima | Rizvi | DUHS | Pharmaco-Oncology | Pakistan | Best Research Award | |
| Prof Dr | Rommel Mario | Rodriguez Burbano | Ophir Loyola Hospital | Oncology and Precision Medicine | Brazil | Best Researcher Award | pencis.com |
| Dr | Chiara | Russo | University of Campania "Luigi Vanvitelli" | Cancer Cell Biology | Italy | Best Researcher Award | |
| Dr | Rashmi | S | Dayananda Sagar College of Engineering | Tumour Immunology | India | Best Researcher Award | |
| Assist Prof Dr | Mohamed | Saad | Minia University | Cancer Genetics | Egypt | Best Research Award | |